Home / 19,191,786.55-26,484,627.07-10,931,845.68

Finding the Fourth Proportional to 19,191,786.55, 26,484,627.07 and 10,931,845.68

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Solution

The fourth proportional to 19,191,786.55, 26,484,627.07 and 10,931,845.68 is: 15,085,925.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,191,786.55 : 26,484,627.07 = 10,931,845.68 : x
  2. Step 2: Convert to fraction form
    19,191,786.55/26,484,627.07 = 10,931,845.68/x
  3. Step 3: Cross multiply
    19,191,786.55x = 26,484,627.07 × 10,931,845.68
  4. Step 4: Simplify right side
    19,191,786.55x = 289,525,856,021,590.56
  5. Step 5: Solve for x
    x = 289,525,856,021,590.56/19,191,786.55
  6. Step 6: Final answer
    x = 15,085,925.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.